Chargeback for Human Services Administration For the costs of core administrative functions performed within the executive office of health and human services; provided, that the secretary of health and human services may, notwithstanding any general or special law to the contrary, identify administrative activities and functions common to the separate agencies, departments, offices, divisions and commissions within the executive office and may designate such functions as core administrative functions in order to improve administrative efficiency and preserve fiscal resources; provided further, that common functions that may be designated core administrative functions include human resources, financial management and leasing and facility management; provided further, that all employees performing functions so designated may be employed by the executive office and the executive office shall charge the agencies, departments, offices, divisions and commissions for such services; provided further, that upon the designation of a function as a core administrative function, the employees of each agency, department, office or commission who perform such core administrative functions may be transferred to the executive office of health and human services; provided further, that the reorganization shall not impair the civil service status of any such transferred employee who immediately before the effective date of this act either holds a permanent appointment in a position classified pursuant to chapter 31 of the General Laws or has tenure in a position by reason of section 9A of chapter 30 of the General Laws; and provided further, that nothing in this item shall impair or change an employee's status, rights or benefits pursuant to chapter 150E of the General Laws